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annotate pytouhou/game/text.py @ 322:4e8192aadcaa

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Give a better interface for text handling.
author Thibaut Girka <thib@sitedethib.com>
date Thu, 24 May 2012 20:23:57 +0200
parents f3099ebf4f61
children 2fcdb8966957
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1 # -*- encoding: utf-8 -*-
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2 ##
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3 ## Copyright (C) 2011 Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
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4 ##
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5 ## This program is free software; you can redistribute it and/or modify
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6 ## it under the terms of the GNU General Public License as published
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7 ## by the Free Software Foundation; version 3 only.
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8 ##
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9 ## This program is distributed in the hope that it will be useful,
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10 ## but WITHOUT ANY WARRANTY; without even the implied warranty of
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11 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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12 ## GNU General Public License for more details.
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13 ##
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14
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15 from copy import copy
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16
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17 from pytouhou.game.sprite import Sprite
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18 from pytouhou.vm.anmrunner import ANMRunner
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19
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20
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21 class Glyph(object):
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22 def __init__(self, sprite, pos):
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23 self.sprite = sprite
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24 self.removed = False
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25
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26 self.x, self.y = pos
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27
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28
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29 class Text(object):
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30 def __init__(self, pos, ascii_wrapper=None, front_wrapper=None, text=''):
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31 self.sprite = Sprite()
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32 self.removed = False
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33 self.changed = True
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34
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35 self.text = ''
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36 self.glyphes = []
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37
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38 self.front_wrapper = front_wrapper
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39 self.ascii_wrapper = ascii_wrapper
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40
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41 if front_wrapper:
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42 self.anmrunner = ANMRunner(front_wrapper, 22, self.sprite)
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43 self.anmrunner.run_frame()
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44
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45 self.x, self.y = pos
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46 self.set_text(text)
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47
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48
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49 def objects(self):
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50 return self.glyphes + ([self] if self.front_wrapper else [])
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51
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52
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53 def set_text(self, text):
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54 if text == self.text:
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55 return
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56
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57 if len(text) > len(self.glyphes):
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58 ref_sprite = Sprite()
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59 anm_runner = ANMRunner(self.ascii_wrapper, 0, ref_sprite)
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60 anm_runner.run_frame()
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61 ref_sprite.corner_relative_placement = True #TODO: perhaps not right, investigate.
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62 self.glyphes.extend(Glyph(copy(ref_sprite), (self.x + 14*i, self.y))
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63 for i in range(len(self.glyphes), len(text)))
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64 elif len(text) < len(self.glyphes):
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65 self.glyphes[:] = self.glyphes[:len(text)]
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67 for glyph, character in zip(self.glyphes, text):
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68 glyph.sprite.anm, glyph.sprite.texcoords = self.ascii_wrapper.get_sprite(ord(character) - 21)
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69 glyph.sprite.changed = True
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71 self.text = text
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72 self.changed = True
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75 def update(self):
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76 if self.changed:
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77 if self.anmrunner and not self.anmrunner.run_frame():
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78 self.anmrunner = None
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79 self.changed = False
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